Home / 111,625,495.20-167,119,378.20-100,146,369.60

Finding the Fourth Proportional to 111,625,495.20, 167,119,378.20 and 100,146,369.60

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Solution

The fourth proportional to 111,625,495.20, 167,119,378.20 and 100,146,369.60 is: 149,933,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,625,495.20 : 167,119,378.20 = 100,146,369.60 : x
  2. Step 2: Convert to fraction form
    111,625,495.20/167,119,378.20 = 100,146,369.60/x
  3. Step 3: Cross multiply
    111,625,495.20x = 167,119,378.20 × 100,146,369.60
  4. Step 4: Simplify right side
    111,625,495.20x = 16,736,399,016,539,380
  5. Step 5: Solve for x
    x = 16,736,399,016,539,380/111,625,495.20
  6. Step 6: Final answer
    x = 149,933,480.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.